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<h2 class="class">Type Decoder</h2>

<pre class="base-tree">
<a href="__builtin__.object-class.html"><code>object</code></a> --+
         |
        <b>Decoder</b>
</pre><br />

<hr/>

I decode an incoming web request in to a <a 
href="openid.server.server.OpenIDRequest-class.html" 
class="link"><code>OpenIDRequest</code></a>.
<hr/>


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  <th colspan="2">Method Summary</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="openid.server.server.Decoder-class.html#__init__" class="summary-sig-name"><code>__init__</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>server</span>)</span></code>
<br />
Construct a Decoder.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        <a href="openid.server.server.OpenIDRequest-class.html" 
        class="link"><code>OpenIDRequest</code></a>
</font></td>
  <td><code><span class="summary-sig"><a href="openid.server.server.Decoder-class.html#decode" class="summary-sig-name"><code>decode</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>query</span>)</span></code>
<br />
I transform query parameters into an <a 
href="openid.server.server.OpenIDRequest-class.html" 
class="link"><code>OpenIDRequest</code></a>.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="openid.server.server.Decoder-class.html#defaultDecoder" class="summary-sig-name"><code>defaultDecoder</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>message</span>,
          <span class=summary-sig-arg>server</span>)</span></code>
<br />
Called to decode queries when no handler for that mode is found.</td></tr>
  <tr><td colspan="2">
    <b>Inherited from <a href="__builtin__.object-class.html"><code>object</code></a>:</b>
      <a href="__builtin__.object-class.html#__delattr__"><code>__delattr__</code></a>, 
      <a href="__builtin__.object-class.html#__getattribute__"><code>__getattribute__</code></a>, 
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      <a href="__builtin__.object-class.html#__new__"><code>__new__</code></a>, 
      <a href="__builtin__.object-class.html#__reduce__"><code>__reduce__</code></a>, 
      <a href="__builtin__.object-class.html#__reduce_ex__"><code>__reduce_ex__</code></a>, 
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<a name="__init__"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">__init__</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>server</span>)</span>
    <br /><i>(Constructor)</i>
  </h3>
  Construct a Decoder.
  <dl><dt></dt><dd>
    <dl><dt><b>Parameters:</b></dt>
      <dd><code><b>server</b></code> -
         The server which I am decoding requests for. (Necessary 
        because some replies reference their server.)
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=<a href="openid.server.server.Server-class.html" 
              class="link"><code>Server</code></a>)</i>
      </dd>
    </dl>
    <dl><dt><b>Overrides:</b></dt>
      <dd><a href="__builtin__.object-class.html#__init__"><code>__builtin__.object.__init__</code></a></dd>
    </dl>
  </dd></dl>
</td></tr></table>

<a name="decode"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">decode</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>query</span>)</span>
  </h3>
  <p>I transform query parameters into an <a 
  href="openid.server.server.OpenIDRequest-class.html" 
  class="link"><code>OpenIDRequest</code></a>.</p>
  If the query does not seem to be an OpenID request at all, I return 
  <code>None</code>.
  <dl><dt></dt><dd>
    <dl><dt><b>Parameters:</b></dt>
      <dd><code><b>query</b></code> -
         The query parameters as a dictionary with each key mapping to 
        one value.
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=dict)</i>
      </dd>
    </dl>
    <dl><dt><b>Returns:</b></dt>
      <dd>
        <a href="openid.server.server.OpenIDRequest-class.html" 
        class="link"><code>OpenIDRequest</code></a>
      </dd>
    </dl>
    <dl><dt><b>Raises:</b></dt>
      <dd><code><b>ProtocolError</b></code> -
        When the query does not seem to be a valid OpenID request.
    </dl>
  </dd></dl>
</td></tr></table>

<a name="defaultDecoder"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">defaultDecoder</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>message</span>,
          <span class=sig-arg>server</span>)</span>
  </h3>
  Called to decode queries when no handler for that mode is found.
  <dl><dt></dt><dd>
    <dl><dt><b>Raises:</b></dt>
      <dd><code><b>ProtocolError</b></code> -
        This implementation always raises <a 
        href="openid.server.server.ProtocolError-class.html" 
        class="link"><code>ProtocolError</code></a>.
    </dl>
  </dd></dl>
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